KVM: PPC: BookE: Drop redundant vcpu->mode set

We only need to set vcpu->mode to outside once.
Signed-off-by: Alexander Graf <agraf@suse.de>

arch/powerpc/kvm/booke.c

@@ -528,8 +528,6 @@ int kvmppc_vcpu_run(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu)
 #endif
 
 	kvm_guest_exit();
-	vcpu->mode = OUTSIDE_GUEST_MODE;
-	smp_wmb();
 
 out:
 	vcpu->mode = OUTSIDE_GUEST_MODE;